If everyone participates the problem becomes easier and quicker to solve. You have more people participate you get more feedback.
I am torn between b and d but i would say D!
Hope this helps
The correct answer would be 100.
The number of samples would be 100.
Explanation:
When a research is conducted, a group of people is selected randomly or specifically depending on the nature of the research. This group of people is called the sample size. We can say that it is simply the number of individuals who are being surveyed in a research process.
So in the given question, sample size or the number of individual in each survey is 100. A total of 400 people were surveyed but the sample size remains 100 each time. So 100 would be the sample size for the research each time.
Learn more about marketing research surveys at:
brainly.com/question/13532910
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